Mockaroo
Random Data Monster
Universal Data Generator
Dummy File Generator
DUMMY DATABASE
RANDOM.ORG
Wheel of Names
Data generator that can create a table filled with pseudo-random content.

db<>fiddle
DB Fiddle
SQLBolt
ExtendsClass SQL Online
Online SQL Editor
Ghostbin
FastTools SQLite Playground
A tool for easy online testing and sharing of database problems and their solutions.

Which is more popular?
Based on our record, SQL Fiddle seems to be more popular. It has been mentioned 60 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Data Creator
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| Website | ecleti.com | sqlfiddle.com |
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What each product offers, as listed by its team.

No features have been listed yet.
Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Data Creator and SQL Fiddle. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

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SQL Fiddle is also one of the best online database tools for testing your databases and sharing the problems and the solutions. You can test and compare your SQL queries against different database engines, including...
Recommendations tracked on public social media and blogs since March 2021.

Tracking Data Creator since Mar 2021.
Tools like db<>fiddle and SQL Fiddle allow you to write and test queries in a live environment without needing a local database setup. You can share your SQL examples with others by providing them with a unique link to your query. - Source: dev.to / over 1 year ago
You can play for free (slow but workable) right here: Http://sqlfiddle.com/. Source: almost 3 years ago
I'm trying to get from a table which primary key aren't in the table, I use SQL Fiddle which runs MySql 5.6. Source: almost 3 years ago
When comparing Data Creator and SQL Fiddle, you can also consider the following products.
A realistic data generator to test your app
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An online tool for testing, demonstrating and sharing database commands and scripts.
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Random Data Monster is a comprehensive suite of advanced random data generation that features generating secure passwords, names, numbers and more than 30+ Google Sheets custom functions to generate random data.
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An online tool for testing, sharing and collaborating on SQL snippets
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Generate realistic Salesforce test data with proper relationships and record types in minutes! Direct upload to sandboxes—no CSV wrangling, no production data risks.
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SQLBolt provides a set of interactive lessons and exercises to help you learn SQL
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